Question

chipscope问题

search JTAG chain时出现这样的问题 求高手指点
INFO: ChipScope Pro Analyzer Version: 12.4 M.81d (Build 12400.10.336.1163)
COMMAND: open_cable
INFO: Started ChipScope host (localhost:50001)
INFO: Successfully opened connection to server: localhost:50001 (localhost/127.0.0.1)
INFO: Trying to open Xilinx Platform USB Cable on port USB2
INFO: No supported devices found in JTAG chain
INFO: Successfully opened Xilinx Platform USB Cable
INFO: Cable: Platform Cable USB, Port: USB21, Speed: 3 MHz
WARNING: Closing cable due to unknown JTAG Chain Device IR length.
COMMAND: open_cable
INFO: Attempting to connect to an existing server.
INFO: Successfully opened connection to server: localhost:50001 (localhost/127.0.0.1)
INFO: Trying to open Xilinx Platform USB Cable on port USB2
INFO: No supported devices found in JTAG chain
INFO: Successfully opened Xilinx Platform USB Cable
INFO: Cable: Platform Cable USB, Port: USB21, Speed: 3 MHz
WARNING: Closing cable due to unknown JTAG Chain Device IR length.
COMMAND: open_cable
INFO: Attempting to connect to an existing server.
INFO: Successfully opened connection to server: localhost:50001 (localhost/127.0.0.1)
INFO: Trying to open Xilinx Platform USB Cable on port USB2
INFO: No supported devices found in JTAG chain
INFO: Successfully opened Xilinx Platform USB Cable
INFO: Cable: Platform Cable USB, Port: USB21, Speed: 3 MHz
WARNING: Closing cable due to unknown JTAG Chain Device IR length.

Answer 1

有可能是防火墙阻止了chipscope用到的TCP-50001端口

追问

关了防火墙还是一样的